before block decreases constructs rating

Succubus

Monsters Monster Manual

Incubus Form. When the succubus finishes a Long Rest, it can shape-shifting;shape-shift into an Incubus, using that stat block instead of this one.Multiattack. The succubus makes one Fiendish Touch

);{"diceNotation":"3d8", "rollType":"damage", "rollAction":"Draining Kiss", "rollDamageType":"Psychic"} Psychic damage. Success: Half damage. Failure or Success: The target’s Hit Point maximum decreases by

Shapechange

Spells Player’s Handbook

You shape-shift into another creature for the duration or until you take a Magic action to shape-shift into a different eligible form. The new form must be of a creature that has a Challenge Rating

no higher than your level or Challenge Rating. You must have seen the sort of creature before, and it can’t be a Construct or an Undead. When you cast the spell, you gain a number of Temporary

Polymorph

Spells Player’s Handbook

form can be any Beast you choose that has a Challenge Rating equal to or less than the target’s (or the target’s level if it doesn’t have a Challenge Rating). The target’s game

statistics are replaced by the stat block of the chosen Beast, but the target retains its alignment, personality, creature type, Hit Points, and Hit Point Dice. The target gains a number of Temporary

True Polymorph

Spells Player’s Handbook

creature into another kind of creature, the new form can be any kind you choose that has a Challenge Rating equal to or less than the target’s Challenge Rating or level. The target’s game

statistics are replaced by the stat block of the new form, but it retains its Hit Points, Hit Point Dice, alignment, and personality. The target gains a number of Temporary Hit Points equal to the Hit

Boon of Fluid Forms

Feats Forgotten Realms: Heroes of Faerûn

can take a Magic action to shape-shift into a Beast, Humanoid, or Monstrosity with a Challenge Rating no higher than 10. When you shape-shift, you gain a number of Temporary Hit Points equal to the

statistics are replaced by the stat block of the chosen form, but you retain your creature type; alignment; personality; Intelligence, Wisdom, and Charisma scores; Hit Points; Hit Point Dice; proficiencies

Constructed Commoner

Monsters Candlekeep Mysteries

":"Club","rollDamageType":"bludgeoning"} bludgeoning damage.To populate the demiplane without endangering any innocents, the Harpers created constructs out of wooden mannequins to act as villagers. Magic

makes them look like flesh-and-blood people, and the constructs conduct themselves as convincingly real humanoids who are simply living their lives in Wisteria Vale. Detect magic spells do not reveal

Archdruid

Monsters Mordenkainen Presents: Monsters of the Multiverse

Elemental with a challenge rating of 6 or less and can remain in that form for up to 9 hours. The archdruid can choose whether its equipment falls to the ground, melds with its new form, or is worn by the

new form. The archdruid reverts to its true form if it dies or falls unconscious. The archdruid can revert to its true form using a bonus action. While in a new form, the archdruid’s stat block

Doric

Monsters Thieves’ Gallery

Neverwinter targeted her woodland home for its resources, Doric rallied the resistance.FireChange Shape (5/Day). Doric magically transforms into a Beast with a challenge rating of 3 or less or into an

reverts to her true form if she is incapacitated or dies. She can revert to her true form using a bonus action. While Doric is transformed, her stat block is replaced by the stat block of that form

Create Magen

Spells Icewind Dale: Rime of the Frostmaiden

different kinds of magen and their statistics. Demos Magen Galvan Magen Hypnos Magen When the magen appears, your hit point maximum decreases by an amount equal to the magen’s challenge

rating (minimum reduction of 1). Only a wish spell can undo this reduction to your hit point maximum. Any magen you create with this spell obeys your commands without question.

Clockwork Oaken Bolter

Monsters Mordenkainen Presents: Monsters of the Multiverse

traps or melee-oriented clockworks—and at shorter ranges, burst with explosive force. Clockworks Gnomes’ tinkering with magic and mechanical devices has produced many failed Constructs

malfunction to its stat block. You can select randomly or choose a pair of modifications that fit the temperament of the clockwork’s builder. Clockwork Enhancements d10;{"diceNotation":"1d10

Clockwork Stone Defender

Monsters Mordenkainen Presents: Monsters of the Multiverse

produced many failed Constructs but also has resulted in genuine advances, such as clockworks. The methods used to craft clockworks have been shared between gnome communities over many generations

enhancements and one potential malfunction to its stat block. You can select randomly or choose a pair of modifications that fit the temperament of the clockwork’s builder. Clockwork Enhancements

Solar Bastion Knight

Monsters The Book of Many Things

headquarters. The Solar Bastion knight presented here is an example member of the organization. Customize this stat block to suit individual knights and differentiate them from each other. For example

, knights who track the Grim Harrow through the multiverse might resemble rangers instead of paladins. In addition, Sir Jared, detailed at the end of chapter 10, can serve as a model for knights with a lower challenge rating.

Clockwork Bronze Scout

Monsters Mordenkainen Presents: Monsters of the Multiverse

Constructs but also has resulted in genuine advances, such as clockworks. The methods used to craft clockworks have been shared between gnome communities over many generations. Individual Designs Gnome

malfunction to its stat block. You can select randomly or choose a pair of modifications that fit the temperament of the clockwork’s builder. Clockwork Enhancements d10;{"diceNotation

Clockwork Iron Cobra

Monsters Mordenkainen Presents: Monsters of the Multiverse

clockwork with alchemical concoctions that can paralyze creatures and cloud the mind. Clockworks Gnomes’ tinkering with magic and mechanical devices has produced many failed Constructs but

to its stat block. You can select randomly or choose a pair of modifications that fit the temperament of the clockwork’s builder. Clockwork Enhancements d10;{"diceNotation":"1d10

Lich Legacy

Monsters Basic Rules (2014)

. Everything about a lich’s lair reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy recesses

, emerging to destroy those who dare to disturb the lich’s work. A lich encountered in its lair has a challenge rating of 22 (41,000 XP). Lair Actions On initiative count 20 (losing initiative

Amble

Monsters Locathah Rising

unoccupied space they can see.Change Shape (2/Day). Amble magically polymorphs into a beast with a challenge rating of 1 or less, and can remain in this form for up to 6 hours. Amble's equipment melds with

gaining those of the creature. If the creature has the same proficiency as Amble and the bonus in its stat block is higher, use the creature's bonus instead of Amble's. When Amble transforms, they

Beholder Legacy

Monsters Monster Manual (2014)

minute. The target awakens if it takes damage or another creature takes an action to wake it. This ray has no effect on constructs and undead. Petrification Ray. The targeted creature must make a

closing to melee range. A beholder encountered in its lair has a challenge rating of 14 (11,500 XP). Lair Actions When fighting inside its lair, a beholder can invoke the ambient magic to take lair

Mummy Lord Legacy

Monsters Basic Rules (2014)

, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target's hit point maximum

rigged with traps. Hidden in this temple is the sarcophagus where a mummy lord keeps its greatest treasures. A mummy lord encountered in its lair has a challenge rating of 16 (15,000 XP). Lair Actions

Diderius

Monsters Tyranny of Dragons

decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target’s hit point maximum to 0, the target

encountered in its lair has a challenge rating of 16 (15,000 XP). Lair Actions On initiative count 20 (losing initiative ties), the mummy lord takes a lair action to cause one of the following effects

Priest of Osybus (Dread)

Monsters Van Richten’s Guide to Ravenloft

increases by 10 feet. 4 Priest of Osybus (Blazing);Blazing. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull

(Spectral);Spectral. The priest now appears wraithlike, and its challenge rating increases by 1. It gains resistance to all damage but force, radiant, and psychic, and it is vulnerable to radiant damage

Priest of Osybus

Monsters Van Richten’s Guide to Ravenloft

priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire damage it

challenge rating increases by 1. It gains resistance to all damage but force, radiant, and psychic, and it is vulnerable to radiant damage. It can also move through creatures and objects as if they were

Arcturia

Monsters Waterdeep: Dungeon of the Mad Mage

and traps. Everything about a lich’s lair reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy

recesses, emerging to destroy those who dare to disturb the lich’s work. A lich encountered in its lair has a challenge rating of 22 (41,000 XP). Lair Actions On initiative count 20 (losing

Malaxxix

Monsters The Book of Many Things

actions (see below) while astride the palanquin. When encountered on the palanquin, Malaxxix’s challenge rating is 19 (22,000 XP). The Unborn Palanquin The Unborn Palanquin is a wormlike

hear an incessant scraping sound in their minds. Grinding Gears. Constructs within 1 mile of the palanquin move sluggishly. Constructs’ speeds are halved, and they have disadvantage on Dexterity

Priest of Osybus (Deathly)

Monsters Van Richten’s Guide to Ravenloft

its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire damage it deals becomes

necrotic damage. The Tattoo of Osybus now appears carved into the skull’s forehead. 5 Priest of Osybus (Spectral);Spectral. The priest now appears wraithlike, and its challenge rating

Exethanter

Monsters Curse of Strahd

the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy recesses, emerging to destroy those who dare to disturb the lich’s work. A lich encountered in

its lair has a challenge rating of 22 (41,000 XP). Lair Actions On initiative count 20 (losing initiative ties), Exethanter can take a lair action to cause one of the following magical effects

Priest of Osybus (Ectoplasmic)

Monsters Van Richten’s Guide to Ravenloft

priest’s speed also increases by 10 feet. 4 Priest of Osybus (Blazing);Blazing. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is

. 5 Priest of Osybus (Spectral);Spectral. The priest now appears wraithlike, and its challenge rating increases by 1. It gains resistance to all damage but force, radiant, and psychic, and it is

Priest of Osybus (Spectral)

Monsters Van Richten’s Guide to Ravenloft

also increases by 10 feet. 4 Priest of Osybus (Blazing);Blazing. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a

Osybus (Spectral);Spectral. The priest now appears wraithlike, and its challenge rating increases by 1. It gains resistance to all damage but force, radiant, and psychic, and it is vulnerable to radiant

Priest of Osybus (Vampiric)

Monsters Van Richten’s Guide to Ravenloft

. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire

its challenge rating increases by 1. It gains resistance to all damage but force, radiant, and psychic, and it is vulnerable to radiant damage. It can also move through creatures and objects as if they

Death Tyrant Legacy

Monsters Monster Manual (2014)

asleep and remain unconscious for 1 minute. The target awakens if it takes damage or another creature takes an action to wake it. This ray has no effect on constructs and undead. Petrification Ray

it contains more trappings of death and decay. A death tyrant encountered in its lair has a challenge rating of 15 (13,000 XP). Lair Actions When fighting inside its lair, a death tyrant can invoke

Valindra Shadowmantle Legacy

Monsters Tomb of Annihilation

reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy recesses, emerging to destroy those who dare to disturb

the lich’s work. A lich encountered in its lair has a challenge rating of 22 (41,000 XP). Lair Actions On initiative count 20 (losing initiative ties), the lich can take a lair action to cause

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target's hit point maximum

mummy lord keeps its greatest treasures. A mummy lord encountered in its lair has a challenge rating of 16 (15,000 XP). Lair Actions On initiative count 20 (losing initiative ties), the mummy lord

Priest of Osybus (Blazing)

Monsters Van Richten’s Guide to Ravenloft

, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire damage it deals becomes necrotic damage. The Tattoo of Osybus now

appears carved into the skull’s forehead. 5 Priest of Osybus (Spectral);Spectral. The priest now appears wraithlike, and its challenge rating increases by 1. It gains resistance to all damage

Modifying a Monster

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

already exists. Adapting a stat block is far less time-consuming than creating one from scratch, and there are changes you can make to an existing monster that have no effect on its challenge rating, such

Modifying a Monster Once you have an idea for a monster, you’ll need statistics to represent it. The first question you should ask yourself is: Can I use statistics that already exist? A stat block

Challenge Rating

Compendium - Sources->Dungeons & Dragons->Flee, Mortals! Rule Primer

Challenge Rating Each creature’s stat block lists their challenge rating in the top right corner. The more obvious placement of the challenge rating makes it easier to find stat blocks and build encounters to challenge your players.

Constructed Commoners

Compendium - Sources->Dungeons & Dragons->Candlekeep Mysteries

Constructed Commoners To populate the demiplane without endangering any innocents, the Harpers created constructs out of wooden mannequins to act as villagers (see the accompanying stat block). Magic

makes them look like flesh-and-blood people, and the constructs conduct themselves as convincingly real humanoids who are simply living their lives in Wisteria Vale. Detect magic spells do not reveal

D&D Beyond

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